Use oslo.utils.reflection to extract class name

The oslo.utils.reflection.get_class_name() handles more variations
of where a class name may come from (on) python 2 and python 3.
Its usage allows getting more accurate class names so we'd better use it.

Change-Id: Iff0e109a558d0185f126781369bac216da930bca
2 files changed
tree: 4518b551b1511f6d33a4fbbb9ad56e28a2f144f1
  1. common/
  2. functional/
  3. scenario/